Pull MayDeferGeneration out of EmitGlobal.
 - Fix emission of static functions with constructor attribute while I
   was here.
<rdar://problem/6140899> [codegen] "static" and attribute-constructor interact poorly


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@64488 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed